if (footer != null) { if (footer.getFiltering()) { concatenate( buffer, writer, new StringReader(footer.getValue())); } else { writer.print(footer.getValue()); } }
if (header != null) { if (header.getFiltering()) { concatenate( buffer, writer, new StringReader(header.getValue())); } else { writer.print(header.getValue()); } }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/Concat.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/Concat.java
Method name: void cat(ResourceCollection) Method name: void cat(ResourceCollection)
Number of AST nodes: 4 Number of AST nodes: 4
1
if (footer != null) {
1
if (header != null) {
2
                if (footer.getFiltering()) {
2
                if (header.getFiltering()) {
3
                    concatenate(
3
                    concatenate(
4
                        buffer, writer, new StringReader(footer.getValue()));
4
                        buffer, writer, new StringReader(header.getValue()));
5
                } else {
5
                } else {
6
                    writer.print(footer.getValue());
6
                    writer.print(header.getValue());
7
                }
7
                }
8
            }
8
            }
Summary
Number of common nesting structure subtrees1
Number of refactorable cases1
Number of non-refactorable cases0
Time elapsed for finding largest common nesting structure subtrees (ms)0.6
Clones locationClones are in the same method
Number of node comparisons11
  1. {Refactorable}
    Mapping Summary
    Number of mapped statements4
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)4.8
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    22
    if (footer != null)
    22
    if (footer != null)
    16
    if (header != null)
    Differences
    Expression1Expression2Difference
    footerheaderVARIABLE_NAME_MISMATCH
    16
    if (header != null)
    23
    if (footer.getFiltering())
    23
    if (footer.getFiltering())
    17
    if (header.getFiltering())
    Differences
    Expression1Expression2Difference
    footerheaderVARIABLE_NAME_MISMATCH
    17
    if (header.getFiltering())
    24
    concatenate(buffer, writer, new StringReader(footer.getValue()));
    24
    concatenate(buffer, writer, new StringReader(footer.getValue()));
    18
    concatenate(buffer, writer, new StringReader(header.getValue()));
    Differences
    Expression1Expression2Difference
    footerheaderVARIABLE_NAME_MISMATCH
    18
    concatenate(buffer, writer, new StringReader(header.getValue()));
    else
    else
    25
    writer.print(footer.getValue());
    25
    writer.print(footer.getValue());
    19
    writer.print(header.getValue());
    Differences
    Expression1Expression2Difference
    footerheaderVARIABLE_NAME_MISMATCH
    19
    writer.print(header.getValue());
    Precondition Violations (0)
    Row Violation